Finite Group Databasebeta

C9×#386 #10588940

order576
nilpotency class2
isoclinismisoclinic class of #120
automorphism?
homologyAbelianization (H1) = C22×C4×C9 · Schur multiplier (H2) = C25

Aliases

direct productC9×#386

Subgroups

subgroupG/H
centerC23×C9C23
commutatorC22C22×C4×C9
Frattini, socle, cosocleC23×C3C23×C3
prime radicalC22×C3×D4C2×C3
LCSG ▷ C22 ▷ C1
UCSC1 ◁ C23×C9 ◁ G

429 conjugacy classes of subgroups; only the 159 normal subgroups are shown.

normal subgroups only

This group has 429 conjugacy classes of subgroups — too many to draw. Only its 159 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

minimal degreeμ(G) = 21
transitive degreeμt(G) = 288

A minimal faithful permutation representation — 3 generators on 21 points:

(1,2,3,4,5,6,7,8,9)(11,13)(14,15,16,17)(19,21);(14,15)(16,17)(18,19,20,21);(10,11)(12,13)(14,15)(16,17)

Conjugacy classes & character table

252 conjugacy classes — view the full character table.

Relationships

Fitting subgroup of#11772550, #11784814, #11787059, …
maximal subgroup ofC9×#1390, C9×#1790, C9×#1867, …
maximal normal subgroup ofC9×#1390, C9×#1790, C9×#1867, …
maximal quotient ofC9×C22⋊#95, C9×#1436, C9×#1437, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(576, 822);